For the purpose of updating an obsolete reference regarding certain concurrent jurisdiction pertaining to signs in municipal corporations and Prince George’s County; repealing certain provisions of law authorizing a municipal corporation in Prince George’s County to enact certain local laws regulating fences; repealing certain provisions of law prohibiting the enactment of a local law that is not less restrictive than certain local laws; correcting a certain reference to the Maryland–Washington Regional District; authorizing the legislative body of a municipal corporation in Prince George’s County to authorize the erection of a fence that exceeds certain height restrictions or limitations under certain circumstances; and generally relating to the authority of municipal corporations in Prince George’s County.